
Yes! It's not a ruse
to make FUN of me.
The Big Bang Theory Season 7, Episode 3

I don't know. Howard isn't really
the "family FUN" kind of guy.
The Big Bang Theory Season 2, Episode 21

it's okay to have FUN
once in a while.
The Big Bang Theory Season 5, Episode 3

Did you make FUN of trains?
The Big Bang Theory Season 2, Episode 1